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IWMW vs. SPY
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between IWMW and SPY is 0.76, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.


-0.50.00.51.0
Correlation: 0.8

Performance

IWMW vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Russell 2000 BuyWrite ETF (IWMW) and SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

-10.00%0.00%10.00%20.00%December2025FebruaryMarchAprilMay
-2.01%
11.94%
IWMW
SPY

Key characteristics

Sharpe Ratio

IWMW:

-0.02

SPY:

0.70

Sortino Ratio

IWMW:

0.12

SPY:

1.11

Omega Ratio

IWMW:

1.02

SPY:

1.17

Calmar Ratio

IWMW:

-0.01

SPY:

0.75

Martin Ratio

IWMW:

-0.05

SPY:

2.96

Ulcer Index

IWMW:

5.96%

SPY:

4.74%

Daily Std Dev

IWMW:

19.85%

SPY:

20.05%

Max Drawdown

IWMW:

-21.82%

SPY:

-55.19%

Current Drawdown

IWMW:

-12.50%

SPY:

-7.79%

Returns By Period

In the year-to-date period, IWMW achieves a -7.63% return, which is significantly lower than SPY's -3.56% return.


IWMW

YTD

-7.63%

1M

7.22%

6M

-4.92%

1Y

-1.59%

5Y*

N/A

10Y*

N/A

SPY

YTD

-3.56%

1M

11.52%

6M

-0.47%

1Y

11.62%

5Y*

16.42%

10Y*

12.25%

*Annualized

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IWMW vs. SPY - Expense Ratio Comparison

IWMW has a 0.39% expense ratio, which is higher than SPY's 0.09% expense ratio.


Expense ratio chart for IWMW: current value is 0.39%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
IWMW: 0.39%
Expense ratio chart for SPY: current value is 0.09%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
SPY: 0.09%

Risk-Adjusted Performance

IWMW vs. SPY — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

IWMW
The Risk-Adjusted Performance Rank of IWMW is 1515
Overall Rank
The Sharpe Ratio Rank of IWMW is 1616
Sharpe Ratio Rank
The Sortino Ratio Rank of IWMW is 1515
Sortino Ratio Rank
The Omega Ratio Rank of IWMW is 1616
Omega Ratio Rank
The Calmar Ratio Rank of IWMW is 1515
Calmar Ratio Rank
The Martin Ratio Rank of IWMW is 1515
Martin Ratio Rank

SPY
The Risk-Adjusted Performance Rank of SPY is 6666
Overall Rank
The Sharpe Ratio Rank of SPY is 6262
Sharpe Ratio Rank
The Sortino Ratio Rank of SPY is 6464
Sortino Ratio Rank
The Omega Ratio Rank of SPY is 6767
Omega Ratio Rank
The Calmar Ratio Rank of SPY is 6969
Calmar Ratio Rank
The Martin Ratio Rank of SPY is 6868
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

IWMW vs. SPY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Russell 2000 BuyWrite ETF (IWMW) and SPDR S&P 500 ETF (SPY). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.


The chart of Sharpe ratio for IWMW, currently valued at -0.01, compared to the broader market-1.000.001.002.003.004.00
IWMW: -0.02
SPY: 0.70
The chart of Sortino ratio for IWMW, currently valued at 0.12, compared to the broader market-2.000.002.004.006.008.00
IWMW: 0.12
SPY: 1.11
The chart of Omega ratio for IWMW, currently valued at 1.02, compared to the broader market0.501.001.502.002.50
IWMW: 1.02
SPY: 1.17
The chart of Calmar ratio for IWMW, currently valued at -0.01, compared to the broader market0.002.004.006.008.0010.0012.00
IWMW: -0.01
SPY: 0.75
The chart of Martin ratio for IWMW, currently valued at -0.05, compared to the broader market0.0020.0040.0060.00
IWMW: -0.05
SPY: 2.96

The current IWMW Sharpe Ratio is -0.02, which is lower than the SPY Sharpe Ratio of 0.70. The chart below compares the historical Sharpe Ratios of IWMW and SPY, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio-1.00-0.500.000.501.00Mar 23Mar 30Apr 06Apr 13Apr 20Apr 27May 04
-0.02
0.70
IWMW
SPY

Dividends

IWMW vs. SPY - Dividend Comparison

IWMW's dividend yield for the trailing twelve months is around 23.16%, more than SPY's 1.27% yield.


TTM20242023202220212020201920182017201620152014
IWMW
iShares Russell 2000 BuyWrite ETF
23.16%17.73%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
SPY
SPDR S&P 500 ETF
1.27%1.21%1.40%1.65%1.20%1.52%1.75%2.04%1.80%2.03%2.06%1.87%

Drawdowns

IWMW vs. SPY - Drawdown Comparison

The maximum IWMW drawdown since its inception was -21.82%, smaller than the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for IWMW and SPY. For additional features, visit the drawdowns tool.


-20.00%-15.00%-10.00%-5.00%0.00%December2025FebruaryMarchAprilMay
-12.50%
-7.79%
IWMW
SPY

Volatility

IWMW vs. SPY - Volatility Comparison

The current volatility for iShares Russell 2000 BuyWrite ETF (IWMW) is 12.46%, while SPDR S&P 500 ETF (SPY) has a volatility of 14.12%. This indicates that IWMW experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.00%5.00%10.00%15.00%December2025FebruaryMarchAprilMay
12.46%
14.12%
IWMW
SPY